Home / 26,170.67-36,118.56-14,688.74

Finding the Fourth Proportional to 26,170.67, 36,118.56 and 14,688.74

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Solution

The fourth proportional to 26,170.67, 36,118.56 and 14,688.74 is: 20,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,170.67 : 36,118.56 = 14,688.74 : x
  2. Step 2: Convert to fraction form
    26,170.67/36,118.56 = 14,688.74/x
  3. Step 3: Cross multiply
    26,170.67x = 36,118.56 × 14,688.74
  4. Step 4: Simplify right side
    26,170.67x = 530,536,137.01
  5. Step 5: Solve for x
    x = 530,536,137.01/26,170.67
  6. Step 6: Final answer
    x = 20,272.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.